Catalyst Volume 18 Issue 3

Articles in this issue of Catalyst include:

Catalysts

How do catalysts affect the rate of reactions? Why are catalysts important in nature, and in industry?

Do Mobile Phone Signals Harm Our Health?

Some people believe that their health is affected by mobile phone radiation. How can this idea be tested?

Food Additives

What are food additives and do they affect how people behave?

Battle of the Barnacles

In this article biologists look for patterns in the distribution of barnacle species on the sea shore, and seek to interpret them.

Silent Flight

Engineers have designed an aircraft which will produce much less noise as it approaches and leaves the airport. But will it ever fly?

Applying the Science

This article looks at the role of environmental scientists working for a local authority.

Diabetes in Young People

Juvenile diabetes is a genetic disease; scientists are still trying to unravel its causes in order to develop improved treatments.

Catalytic Converter

This article explains how a car's catalytic converter works. Catalyst is a science magazine for students aged 14-19 years. Annual subscriptions to print copies of the magazine can be purchased from Mindsets.

Resources

Catalysts *suitable for home teaching*

A Catalyst article about how catalysts affect the rate of reactions and why catalysts are important in nature and in industry.

This article is from Catalyst: Secondary Science Review 2008, Volume 18, Issue 3.

Catalyst is a science magazine...

Do Mobile Phone Signals Harm Our Health?

A Catalyst article about people who believe that their health is affected by mobile phone radiation. The World Health Organisation has labelled this condition Idiopathic Environmental Intolerance with attribution to Electromagnetic Fields (IEI-EMF). Idiopathic describes a disease with no known cause. The article...

Food additives

A Catalyst article about food additives. Some additives are natural and some are manufactured by the chemical industry. Some, like vitamin C, can come from either natural or artificial sources. As with every other component of food all additives are chemicals. Even organic food can contain a certain number of...

Battle of the Barnacles

A Catalyst article about biologists looking for patterns in the distribution of barnacle species on the sea shore. Barnacles are arthropods which live as tiny larvae in the sea and then cement themselves, head down, on suitable rocks, build a shell, poke their legs out of the top of it and start to filter feed. The...

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